BD744 Bourns, Inc., BD744 Datasheet - Page 3

• Manufacturer Part Number: BD744
• Description: Pnp Silicon Power Transistors
• Manufacturer: Bourns, Inc.

AUGUST 1978 - REVISED SEPTEMBER 2002
Specifications are subject to change without notice.
R O D U C T
1000
100
10
-0·1
V
t
p
CE
= 300 µs, duty cycle < 2%
= -4 V
TYPICAL DC CURRENT GAIN
COLLECTOR CURRENT
I
C
-1·0
- Collector Current - A
I N F O R M A T I O N
Figure 1.
vs
-0·01
-100
-1·0
-0·1
MAXIMUM SAFE OPERATING REGIONS
-10
-1·0
-10
TYPICAL CHARACTERISTICS
T
T
T
C
C
C
= 125°C
= 25°C
= -55°C
MAXIMUM FORWARD-BIAS
V
TCS638AA
SAFE OPERATING AREA
CE
BD744
BD744A
BD744B
BD744C
- Collector-Emitter Voltage - V
-100
-10
Figure 3.
-0·01
COLLECTOR-EMITTER SATURATION VOLTAGE
-1·0
-0·1
-10
-0·1
-100
I
I
t
C
B
p
PNP SILICON POWER TRANSISTORS
t
d = 0.1 = 10%
t
d = 0.1 = 10%
t
d = 0.1 = 10%
DC Operation
p
p
p
= 10
= 300µs, duty cycle < 2%
=
= 10 ms,
= 50 ms,
BD744, BD744A, BD744B, BD744C
1 ms,
SAS638AA
COLLECTOR CURRENT
I
C
-1000
-1·0
- Collector Current - A
Figure 2.
vs
-10
T
T
T
C
C
C
= -55°C
= 25°C
= 125°C
TCS638AB
-100
3